cpplib.c (end_directive): Handle line skipping.

cpplib.c (end_directive): Handle line skipping.

	* cpplib.c (end_directive): Handle line skipping.  Only remove
	the rest of the line if the directive was valid.
	* cppmacro.c (_cpp_push_text_context): Set NODE_DISABLED when
	expanding a traditional macro.
	* cpptrad.c (recursive_macro): New.
	(read_logical_line_trad): Handle skipping.
	(scan_out_logical_line): Continue after a successful directive.
	Don't expand macros whilst skipping, or if recursing.
	(_cpp_create_trad_definition): scan_out_logical_line now sets
	the output current position.

From-SVN: r54573